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Heating Repairs, Replacements, & Maintenance in Annandale

Enjoy Life at the Right Temperature with AJ’s Heating

When it comes to keeping your home warm and comfortable through Annandale’s chilly winters, AJ’s Heating & Air is the air quality pro you can count on. Our locally owned and operated business has been serving households throughout the region since 2016, delivering expert service and repairs on all heating systems. From gas and electric furnaces to heat pumps and boilers, our NATE-certified technicians handle it all to keep your home comfortable.

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  • Free in-home estimates
  • Best high-efficiency systems
  • Fair and competitive pricing

Our Heating Services in Annandale

At AJ’s Heating & Air, we make furnace repairs near Annandale simple and hassle-free. If your furnace is making strange noises, cycling on and off frequently, or struggling to keep your home warm, it may be time for a repair. Our NATE-certified technicians perform a thorough inspection and provide a free estimate, so you know what to expect before any work begins on your furnace repair service near Annandale.

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At AJ’s, we make it easy to choose the right furnace for your home. From choosing a furnace that fits your budget and energy-efficiency preferences to providing a seamless installation, our technicians are here to help. We offer flexible financing options to make upgrading your heating system affordable.

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If your heat pump is no longer maintaining your home’s comfort, making unusual sounds, or causing spikes in your energy bills, it may need a heat pump repair service near Arrandale. At AJ’s, our NATE-certified technicians conduct a thorough diagnostic inspection before providing a free estimate on heat pump repairs near Annandale. We also offer 24/7 emergency services, so you can get the repair you need when you need it most.

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Installing a new heat pump is a smart investment in your home’s comfort and energy efficiency. AJ’s Heating & Air has a team of trained and experienced technicians who handle every step of the installation process. We make sure your system operates at peak performance and keeps your home comfortable, season after season.

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Proper thermostat installation is key to maintaining consistent home comfort. At AJ’s, our experienced technicians ensure your thermostat is set up correctly and works seamlessly with your heating system. We get the job done right the first time, giving you peace of mind and full control over your home’s comfort.

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Don’t wait for your heating system to fail; schedule an annual tune-up to keep it running efficiently. Our NATE-certified technicians provide thorough cleaning and maintenance checks to identify potential issues before they become costly repairs. In many cases, we offer same-day service.

Learn more about our maintenance services.

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Get peace of mind all year long with an AJ’s maintenance plan. With benefits such as priority service and repair discounts, we help ensure your heating system stays efficient and reliable.

  • Priority “skip-the-line” service
  • 24/7 emergency support
  • 10% discount on diagnostic fees
  • 10% discount on labor
  • 10% discount on replacement equipment and accessories
  • And much more!
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FAQs

Heating FAQs

If your system is under 10–15 years old and the issue is minor, a repair is often the most cost-effective option. However, frequent breakdowns, rising energy bills, and uneven heating can signal it’s time to replace it. Our technicians provide a thorough inspection and free estimate to help you choose the best solution for your home.

We recommend scheduling a professional heating tune-up once a year, ideally in the fall before temperatures drop in Annandale. Annual maintenance helps improve efficiency, prevent unexpected breakdowns, extend system lifespan, and keep your manufacturer's warranty valid.

Yes. AJ’s Heating & Air provides 24/7 emergency heating repair services so you’re never left without heat during the coldest days and nights. Our team responds quickly to restore comfort and safety to your home.

Our NATE-certified technicians work on all major heating systems, including gas furnaces, electric furnaces, heat pumps, boilers, and smart thermostats. We service all brands and help you select energy-efficient replacement options when needed.

Members receive priority “skip-the-line” service, discounts on diagnostics, repairs, and new equipment, plus regular system checkups that help prevent costly breakdowns. It’s the easiest way to keep your heating system reliable and efficient year-round.

Customer Story

See How AJ’s Tackled a Tough Condo Heating Challenge

Problem: An Annandale homeowner’s HVAC system reached the end of its life, requiring prompt replacement. Because they live in a condominium, the job came with unique installation challenges. The customer called several companies but found they were unhelpful or overcharging.

Solution: After contacting Aj’s, our team handled everything from the initial inspection to installation. Despite the complexities of the job, the crew completed the installation in just two days, ensuring the system ran efficiently.

Best service in the area

“AJ's Heating and Air Conditioning is absolutely incredible! My HVAC completed its life, and unfortunately my HVAC situation was incredibly difficult as I live in a condominium. That didn't stop AJs. From inspection, to installation, to providing me with the best solution for my home AJ's did it all. Jesse was the star of the show along with his crew of HVAC pros they were able to adequately install everything in two days. I was up and running all because of AJs. I called four other HVAC companies in the area and all of the inspectors were rude, unhelpful, and ultimately were charging equitable if not more for lower quality service. Overall best service in the area!”

—William M. | Annandale

We're rated 4.9 out of 5 on Google!

Honest. Reliable. Local. Schedule and Save with AJ’s Today.

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